Postal worker Eddie Smith, dressed as Santa Claus, waves to a neighbor on his mail route in Washington, U.S., December 21, 2021. (Photo by Evelyn Hockstein/Reuters)

A Ukrainian serviceman smiles on May 21, 2024 during a moment of calm in the southeastern town of Orikhiv, Zaporizhzhia, which has been heavily damaged by Russian military strikes. (Photo by Reuters/Stringer)

Aerial view of villagers drying chili peppers at a rural cooperative on August 21, 2024 in Bozhou, Anhui Province of China. (Photo by Yang Zhongqin/VCG via Getty Images)

A Chinese woman wears traditional dress, or hanfu, as she has her picture taken by friends next to the first blossoms of spring at a park on March 21, 2021 in Beijing, China. (Photo by Kevin Frayer/Getty Images)

Huge pack of starlings in the sky of the Negev, Israel, on January 21, 2013. Birds are turned in evening twilight before settling to sleep. (Photo by Eliyahu Hershkovitz)

Record snowfall in the Sahara Desert near the town of Ain Sefra in Algeria on January 21, 2017. (Photo by Geoff Robinson/Rex Features/Shutterstock)

Model Joanna Krupa seen out and about leaving Craigs restaurant on April 21, 2017 in Los Angeles, California. (Photo by Splash News and Pictures)

A grey seal basks under a rainbow on a beach on the Lincolnshire coast, England on November 21, 2017. (Photo by Sean Weekly/Caters News Agency)